Dr. Paul J. Pockros, a liver specialist at Scripps Green Hospital in San Diego, talks with hepatitis C patient Loretta Roberts in Jan. 2011.
May 18, 2012 More than 2 million baby boomers in the U.S. are thought to be infected with hepatitis C. But most don't know it. So the federal government is proposing they get blood test for the virus. The current guidelines call for a test only when someone is known to be at risk.
Don't rely on luck to keep kids safe from lead.
May 16, 2012 The public health honchos agreed with an expert panel that recommended in January that anything greater than 5 micrograms per deciliter of blood for kids 5 and younger should be considered dangerous. That's half the current standard and represents the first reduction since 1991.
An electron micrograph of human norovirus.
Charles D. Humphrey/CDC Public Health Image Library ID 10708
May 9, 2012 Norovirus particles can fly through the air, land on things like plastic bags and survive there for weeks, according to an investigation of a stomach flu outbreak in Oregon. The researchers say this proves you don't have to have direct contact with someone to get sick.
May 7, 2012 Trimming the rise in obesity in the U.S. by just 1 percent over the next two decades would reduce health care costs by by $85 billion. The fight isn't likely to be cheap. But new researchers shows that even a small dent in obesity rates could pay off.
Noah Stewart shelters in the closet just 15 minutes before an April 2011 tornado demolished his house. Wearing the helmet may have saved his life, one doctor says.
Courtesy of the Stewart family
May 3, 2012 Last year, tornadoes claimed the lives of more than 500 people in the U.S. Some safety advocates say protecting your head with a sturdy helmet could help reduce injuries and deaths. The Centers for Disease Control and Prevention says it's unaware of evidence in favor of helmets, but it acknowledges people may want to use them to protect themselves against head injuries.
April 24, 2012 Federal data show that only 13.4 percent of adults in the U.S. have high cholesterol, compared with 18.3 percent a decade earlier. Drugs rather than better lifestyle appear to account for the improvement.
Is this the flight to Hartsfield?
April 12, 2012 A bat got loose in the cabin of a Delta flight bound for Atlanta from Wisconsin last summer. After the plane returned to the airport, the bat escaped. Public health workers scrambled to find the passengers and make sure they hadn't been exposed to rabies.
TEDMED: Live from the Kennedy Center in Washington, D.C.
April 11, 2012 TEDMED has rolled into the nation's capital, and the conference is drawing hip health care geeks from around the world. Cookie Monster came, too.
Some children with autism have trouble speaking, and use images to help communicate.
March 29, 2012 The rapid rise in numbers has prompted calls to declare the developmental disorder an epidemic. But researchers say most if not all of the increase could be due to better recognition of the disorder by parents, doctors and teachers.
March 15, 2012 These aren't the usual public service announcements. The $54 million "Tips from Smokers" campaign marks the first time the federal government plans to pay to run anti-smoking ads nationwide,
February 24, 2012 When sick people search the Web for remedies or tweet about their symptoms, they're sending an early warning signal about disease outbreaks. Now scientists and public health officials are listening in.
Ramon Maldonado-Cardenas grimaces as he gets a flu shot from pharmacy student Khoa Truong during a health fair in Sacramento, Calif., last October.
February 23, 2012 It's been an unusually late and mild flu season this year, according to the federal Centers for Disease Control and Prevention. Many people have gotten their flu shots, which seems to be helping. But there's still time for the flu to break out.
February 7, 2012 Unlike an older vaccine, the newer rotavirus vaccine doesn't appear to increase the risk of a dangerous intestinal side effect, according to a large new study. The vaccine has been responsible for a substantial reduction in deaths from rotavirus worldwide.
February 6, 2012 About 1 in 5 nonsmoking kids in middle and high school reported sharing a car with a smoker. The researcher say the survey, which included responses from thousands of students, give an accurate snapshot of what's happening across the country.
A man who has five drinks or more at one sitting is bingeing.
January 10, 2012 About 1 in 6 Americans, or 38 million people, went on at least one drinking binge last year, according to the latest figures from the Centers for Disease Control and Prevention.
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